Public-key cryptography (encryption is a misnomer) is the process of creating two keys during the encryption of plain text, one private and one public.

learn more… | top users | synonyms

2
votes
4answers
633 views

Encrypt tar file asymmetrically

I want to achieve something like tar -c directory | openssl foo > encrypted_tarfile.dat I need the openssl tool to use public key encryption. I found an earlier question about symmetric ...
1
vote
1answer
69 views

Creating encrypted database for work

My boss posed this problem to me: Encrypted: We need an encrypted database for miscellanious passwords we use at work that are currently only in people's head. Easily accessable: Someone needs to be ...
5
votes
2answers
378 views

How can I get a new / non-technical user to verify my GnuPG / PGP signed email?

I'm looking for a web front-end or some easy way to get a user who's never been exposed to cryptography / digital signatures etc. to simply copy/paste my GPG signed (not encrypted) email and specify ...
7
votes
5answers
12k views

How to generate a public/private key (UNIX)

Can some one please tell me, for using SSH, why does a host also need to have a public and private key? And how can I generate a public/private key pair for myself?